package com.itheima.common;


import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ControllerAdvice;

import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;

import java.sql.SQLIntegrityConstraintViolationException;

/*
 * 全局异常处理*/
@Slf4j
@ResponseBody
@ControllerAdvice(annotations = {RestController.class, Controller.class})
public class GlobalExceptionHandler {

    @ExceptionHandler(SQLIntegrityConstraintViolationException.class)
    public R<String> exceptionHandler(SQLIntegrityConstraintViolationException e) {
       log.info(e.getMessage());

        if (e.getMessage().contains("Duplicate entry")){
            String[] split = e.getMessage().split(" ");
            String msg = split[2]+ "已存在";
            return R.error(msg);
        }

        return R.error("未知错误");

    }

    /*
    * 异常处理方法*/
    @ExceptionHandler(CustomException.class)
    public R<String> exceptionHandler(CustomException e){
        log.info(e.getMessage());
        return R.error(e.getMessage());
    }
}

/*
 *全局异常处理*/
